diff --git a/CMakeLists.txt b/CMakeLists.txt
index 086b8eec..8f769f6b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,8 +1,13 @@
 # NOTE: current minimum kep3 requirement.
-cmake_minimum_required(VERSION 3.18.0)
+cmake_minimum_required(VERSION 3.28.0)
 # This effectively requests behavior preferred as of a given CMake version and tells newer CMake versions to warn about their new policies.
 cmake_policy(VERSION 3.30)
 
+# This removes a strange behaviour on osx CI machines where ninja would error out with 
+# '/bin/sh: CMAKE_CXX_COMPILER_CLANG_SCAN_DEPS-NOTFOUND: command not found' even if clang-scan-deps was installed
+# Since we here do not use modules we deactivate their search.
+set(CMAKE_CXX_SCAN_FOR_MODULES 0)
+
 # Set default build type to "Release".
 # NOTE: this should be done before the project command since the latter can set
 # CMAKE_BUILD_TYPE itself (it does so for nmake).
diff --git a/cmake/yacma/YACMACompilerLinkerSettings.cmake b/cmake/yacma/YACMACompilerLinkerSettings.cmake
index edafe6d4..3d9cd9da 100644
--- a/cmake/yacma/YACMACompilerLinkerSettings.cmake
+++ b/cmake/yacma/YACMACompilerLinkerSettings.cmake
@@ -82,6 +82,7 @@ if(NOT _YACMACompilerLinkerSettingsRun)
     # Configuration bits specific for GCC.
     if(YACMA_COMPILER_IS_GNUCXX)
         _YACMA_CHECK_ENABLE_CXX_FLAG(-fdiagnostics-color=auto)
+        _YACMA_CHECK_ENABLE_CXX_FLAG(-Woverloaded-virtual)
         # New in GCC 9.
         _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Waddress-of-packed-member)
     endif()
@@ -109,7 +110,6 @@ if(NOT _YACMACompilerLinkerSettingsRun)
         _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wc99-designator)
         _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wreorder-init-list)
         _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wsizeof-pointer-div)
-        _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wsizeof-array-div)
         _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wxor-used-as-pow)
         _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wfinal-dtor-non-final-class)
         # New warnings in clang 11.
@@ -122,13 +122,19 @@ if(NOT _YACMACompilerLinkerSettingsRun)
         # NOTE: this is a new flag in Clang 13 which seems to give
         # incorrect warnings for UDLs.
         _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wno-reserved-identifier)
+        _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Warray-bounds-pointer-arithmetic)
+        # New warnings in clang 14.
+        _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Warray-parameter)
     endif()
 
     # Common configuration for GCC, clang and Intel.
     if(YACMA_COMPILER_IS_CLANGXX OR YACMA_COMPILER_IS_INTELXX OR YACMA_COMPILER_IS_GNUCXX)
         _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wall)
         _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wextra)
-        _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wnon-virtual-dtor)
+        # NOTE: this flag has been superseded by "-Wdelete-non-virtual-dtor"
+        # (enabled by "-Wall"). See:
+        # https://gcc.gnu.org/pipermail/gcc-cvs/2022-November/374730.html
+        # _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wnon-virtual-dtor)
         # NOTE: this flag is a bit too chatty, let's disable it for the moment.
         #_YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wnoexcept)
         _YACMA_CHECK_ENABLE_DEBUG_CXX_FLAG(-Wlogical-op)